Space Facts

    Random Space Facts

    There are 77 Space Facts!

    The Mystery of the Black Knight Satellite
    There's a mysterious satellite of unknown origin that's orbiting Earth. Dubbed the Black Knight Satellite, astronomers have been reporting strange radio signals allegedly coming from the satellite since the 1930s - before NASA or the Soviet Union put satellites into space.
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    Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
    160
    Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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    One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
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    The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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    Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
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    Wow! Signal
    Wow! Signal
    In 1977, researchers detected a strong and unusual radio signal from space that lasted 72 seconds. It hasn't been detected since.
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    An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
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